摘要：【中文】本申请公开了一种基于分布式集群的数据同步方法，包括：获取从数据源同步数据的数据同步配置；将待处理任务按照任务划分维度划分为至少一个任务分片；将所述任务分片分配到分布式集群中的节点上执行；按照所述数据同步配置从所述数据源同步执行所述任务分片所需的待同步数据。所述基于分布式集群的数据同步方法，通过对待处理任务进行划分，将划分后获得的细粒度的任务分片分配到分布式集群中的节点上进行执行，更加高效的利用分布式集群的计算资源，业务响应更加及时，并在此基础上将数据源的数据同步至分布式集群，提升了数据访问的实时性。 【EN】The application discloses a data synchronization method based on a distributed cluster, which comprises the following steps: acquiring data synchronization configuration of data source synchronization data; dividing a task to be processed into at least one task fragment according to a task division dimension; distributing the task fragments to nodes in a distributed cluster for execution; and synchronously executing the data to be synchronized required by the task fragment from the data source according to the data synchronization configuration. According to the data synchronization method based on the distributed cluster, the task to be processed is divided, the task fragments with fine granularity obtained after division are distributed to the nodes in the distributed cluster to be executed, the computing resources of the distributed cluster are utilized more efficiently, the service response is more timely, the data of the data source are synchronized to the distributed cluster on the basis, and the real-time performance of data access is improved.

摘要：【中文】本发明公开了一种预热式燃油燃烧装置，所述燃油供热装置包括：燃油储存箱；抽油预热机构，包括油泵、缓冲油箱、预热管道、加热装置，油泵将燃油泵出到缓冲油箱中，从预热管道中流出被加热装置加热；燃烧器，包括喷油管体、燃烧管体、点火器和鼓风机，喷油管体接收从预热管道输送过来的燃油，并将其喷出燃烧产生火焰；本装置可以解决现有燃油燃烧装置存在的热值较低、燃烧不充分，燃烧火焰不够稳定的技术问题。 【EN】The invention discloses a preheating fuel oil combustion device, which comprises: a fuel storage tank; the oil pumping preheating mechanism comprises an oil pump, a buffer oil tank, a preheating pipeline and a heating device, wherein the oil pump pumps fuel oil into the buffer oil tank, and the fuel oil flows out of the preheating pipeline and is heated by the heating device; the burner comprises an oil injection pipe body, a combustion pipe body, an igniter and a blower, wherein the oil injection pipe body receives fuel oil conveyed from the preheating pipeline and sprays the fuel oil out of the preheating pipeline to combust to generate flame; the device can solve the technical problems of lower heat value, insufficient combustion and unstable combustion flame of the existing fuel oil combustion device.